[ARM] pxa/littleton: add preliminary I2C board info (da9034 + max7320) (3b24f30c) · Commits · e / devices / android_kernel_fairphone_FP5

arch/arm/mach-pxa/include/mach/littleton.h

+8 −3

Original line number	Diff line number	Diff line
		#ifndef __ASM_ARCH_ZYLONITE_H
		#define __ASM_ARCH_ZYLONITE_H
		#ifndef __ASM_ARCH_LITTLETON_H
		#define __ASM_ARCH_LITTLETON_H

		#include <mach/gpio.h>

		#define LITTLETON_ETH_PHYS 0x30000000

		#define LITTLETON_GPIO_LCD_CS (17)

		#endif /* __ASM_ARCH_ZYLONITE_H */
		#define EXT0_GPIO_BASE (NR_BUILTIN_GPIO)
		#define EXT0_GPIO(x) (EXT0_GPIO_BASE + (x))

		#endif /* __ASM_ARCH_LITTLETON_H */

arch/arm/mach-pxa/littleton.c

+73 −0

Original line number	Diff line number	Diff line
		@@ -23,6 +23,10 @@
		#include <linux/gpio.h>
		#include <linux/spi/spi.h>
		#include <linux/smc91x.h>
		#include <linux/i2c.h>
		#include <linux/leds.h>
		#include <linux/mfd/da903x.h>
		#include <linux/i2c/max732x.h>

		#include <asm/types.h>
		#include <asm/setup.h>
		@@ -40,6 +44,7 @@
		#include <mach/pxafb.h>
		#include <mach/ssp.h>
		#include <mach/pxa2xx_spi.h>
		#include <mach/i2c.h>
		#include <mach/pxa27x_keypad.h>
		#include <mach/pxa3xx_nand.h>
		#include <mach/littleton.h>
		@@ -314,6 +319,73 @@ static void __init littleton_init_nand(void)
		static inline void littleton_init_nand(void) {}
		#endif /* CONFIG_MTD_NAND_PXA3xx \|\| CONFIG_MTD_NAND_PXA3xx_MODULE */

		#if defined(CONFIG_I2C_PXA) \|\| defined(CONFIG_I2C_PXA_MODULE)
		static struct led_info littleton_da9034_leds[] = {
		[0] = {
		.name = "littleton:keypad1",
		.flags = DA9034_LED_RAMP,
		},
		[1] = {
		.name = "littleton:keypad2",
		.flags = DA9034_LED_RAMP,
		},
		[2] = {
		.name = "littleton:vibra",
		.flags = 0,
		},
		};

		static struct da903x_subdev_info littleton_da9034_subdevs[] = {
		{
		.name = "da903x-led",
		.id = DA9034_ID_LED_1,
		.platform_data = &littleton_da9034_leds[0],
		}, {
		.name = "da903x-led",
		.id = DA9034_ID_LED_2,
		.platform_data = &littleton_da9034_leds[1],
		}, {
		.name = "da903x-led",
		.id = DA9034_ID_VIBRA,
		.platform_data = &littleton_da9034_leds[2],
		}, {
		.name = "da903x-backlight",
		.id = DA9034_ID_WLED,
		},
		};

		static struct da903x_platform_data littleton_da9034_info = {
		.num_subdevs = ARRAY_SIZE(littleton_da9034_subdevs),
		.subdevs = littleton_da9034_subdevs,
		};

		static struct max732x_platform_data littleton_max7320_info = {
		.gpio_base = EXT0_GPIO_BASE,
		};

		static struct i2c_board_info littleton_i2c_info[] = {
		[0] = {
		.type = "da9034",
		.addr = 0x34,
		.platform_data = &littleton_da9034_info,
		.irq = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO18)),
		},
		[1] = {
		.type = "max7320",
		.addr = 0x50,
		.platform_data = &littleton_max7320_info,
		},
		};

		static void __init littleton_init_i2c(void)
		{
		pxa_set_i2c_info(NULL);
		i2c_register_board_info(0, ARRAY_AND_SIZE(littleton_i2c_info));
		}
		#else
		static inline void littleton_init_i2c(void) {}
		#endif /* CONFIG_I2C_PXA \|\| CONFIG_I2C_PXA_MODULE */

		static void __init littleton_init(void)
		{
		/* initialize MFP configurations */
		@@ -326,6 +398,7 @@ static void __init littleton_init(void)
		platform_device_register(&smc91x_device);

		littleton_init_spi();
		littleton_init_i2c();
		littleton_init_lcd();
		littleton_init_keypad();
		littleton_init_nand();